*{
    margin: 0;
    padding: 0;
    font-family: "微软雅黑";
}

body{
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #000;
}

.wary{
    position: relative;
    -webkit-box-reflect: below -12px linear-gradient(transparent, rgba(0, 0, 0, 0.2));
    /* box-reflect不是规范属性 */
}

.wary span{
    position: relative;
    display: inline-block;
    color: #fff;
    font-size: 2em;
    animation: animate 1s ease-in-out infinite;
    animation-delay: calc(0.1s * var(--i));
}
@keyframes animate{
    0%{
        transform: translateY(0px);
    }
    20%{
        transform: translateY(-24px);
    }
    40%{
        transform: translateY(0px);
    }
}